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Finding the Fourth Proportional to 350.68, 483.97 and 232.45

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Solution

The fourth proportional to 350.68, 483.97 and 232.45 is: 320.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.68 : 483.97 = 232.45 : x
  2. Step 2: Convert to fraction form
    350.68/483.97 = 232.45/x
  3. Step 3: Cross multiply
    350.68x = 483.97 × 232.45
  4. Step 4: Simplify right side
    350.68x = 112,498.83
  5. Step 5: Solve for x
    x = 112,498.83/350.68
  6. Step 6: Final answer
    x = 320.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.